9.delicious
10.dangerous
VII
1.Because it was rain heavily, we couldn't go to school this morning.
2.If you practice speaking English everyday, you can improve your English.
3.The children sang really beautifully.
4.I have never visited North America before.
5.Nga is looking forward to meeting her aunt again soon.
6.Why don't we go to the sports centre this weekend?
7.If we use public buses instead of motorbikes, we will reduce air pollution.